SQL Injection Vulnerability in itsourcecode School Management System
CVE-2026-3261

6.9MEDIUM

Key Information:

Vendor

Itsourcecode

Status
School Management System
Vendor
CVE Published:
26 February 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-3261?

A vulnerability in the itsourcecode School Management System 1.0 has been identified, specifically in the /settings/index.php file of the Setting Handler component. This flaw allows an attacker to manipulate the ID argument, potentially resulting in an SQL injection attack. Such attacks can be executed remotely, making it imperative for users of this system to apply necessary security measures promptly. The exploit details are publicly available, heightening the risk for affected installations.

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Affected Version(s)

School Management System 1.0

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-3261 - Proof of Concept

References

https://vuldb.com/?id.347984
vdb-entrytechnical-description
https://vuldb.com/?ctiid.347984
signaturepermissions-required
https://vuldb.com/?submit.749364
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

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